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These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. 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Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.","units":{"USD":[{"end":"2008-12-31","val":488396000,"accn":"0001193125-10-043237","fy":2009,"fp":"FY","form":"10-K","filed":"2010-03-01","frame":"CY2008Q4I"},{"end":"2008-12-31","val":488396000,"accn":"0001193125-09-228738","fy":2009,"fp":"Q3","form":"10-Q","filed":"2009-11-09"},{"end":"2008-12-31","val":488396000,"accn":"0001193125-09-170760","fy":2009,"fp":"Q2","form":"10-Q","filed":"2009-08-10"},{"end":"2009-06-30","val":500070000,"accn":"0001193125-09-170760","fy":2009,"fp":"Q2","form":"10-Q","filed":"2009-08-10","frame":"CY2009Q2I"},{"end":"2009-09-30","val":505563000,"accn":"0001193125-09-228738","fy":2009,"fp":"Q3","form":"10-Q","filed":"2009-11-09","frame":"CY2009Q3I"},{"end":"2009-12-31","val":514421000,"accn":"0001193125-11-052284","fy":2010,"fp":"FY","form":"10-K","filed":"2011-03-01","frame":"CY2009Q4I"},{"end":"2009-12-31","val":514421000,"accn":"0001193125-10-253489","fy":2010,"fp":"Q3","form":"10-Q","filed":"2010-11-09"},{"end":"2009-12-31","val":514421000,"accn":"0001193125-10-181520","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-08-06"},{"end":"2009-12-31","val":514421000,"accn":"0001193125-10-112492","fy":2010,"fp":"Q1","form":"10-Q","filed":"2010-05-07"},{"end":"2009-12-31","val":514421000,"accn":"0001193125-10-043237","fy":2009,"fp":"FY","form":"10-K","filed":"2010-03-01"},{"end":"2010-03-31","val":584543000,"accn":"0001193125-10-112492","fy":2010,"fp":"Q1","form":"10-Q","filed":"2010-05-07","frame":"CY2010Q1I"},{"end":"2010-06-30","val":576410000,"accn":"0001193125-10-181520","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-08-06","frame":"CY2010Q2I"},{"end":"2010-09-30","val":604421000,"accn":"0001193125-10-253489","fy":2010,"fp":"Q3","form":"10-Q","filed":"2010-11-09","frame":"CY2010Q3I"},{"end":"2010-12-31","val":626151000,"accn":"0001193125-11-134029","fy":2011,"fp":"Q1","form":"10-Q","filed":"2011-05-10","frame":"CY2010Q4I"},{"end":"2010-12-31","val":626151000,"accn":"0001193125-11-052284","fy":2010,"fp":"FY","form":"10-K","filed":"2011-03-01"},{"end":"2011-03-31","val":645334000,"accn":"0001193125-11-134029","fy":2011,"fp":"Q1","form":"10-Q","filed":"2011-05-10","frame":"CY2011Q1I"}]}},"ReceivablesNetCurrent":{"label":"Receivables, Net, Current","description":"The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable 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of Lines of Credit","description":"Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.","units":{"USD":[{"start":"2010-01-01","end":"2010-03-31","val":205900000,"accn":"0001193125-11-134029","fy":2011,"fp":"Q1","form":"10-Q","filed":"2011-05-10","frame":"CY2010Q1"},{"start":"2010-01-01","end":"2010-03-31","val":205900000,"accn":"0001193125-10-112492","fy":2010,"fp":"Q1","form":"10-Q","filed":"2010-05-07"},{"start":"2010-01-01","end":"2010-06-30","val":208087000,"accn":"0001193125-10-181520","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-08-06"},{"start":"2010-01-01","end":"2010-09-30","val":208087000,"accn":"0001193125-10-253489","fy":2010,"fp":"Q3","form":"10-Q","filed":"2010-11-09"},{"start":"2010-01-01","end":"2010-12-31","val":208087000,"accn":"0001193125-11-052284","fy":2010,"fp":"FY","form":"10-K","filed":"2011-03-01","frame":"CY2010"}]}},"RepaymentsOfLongTermCapitalLeaseObligations":{"label":"Repayments of Long-term Capital Lease Obligations","description":"The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if 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Excludes repayments of tax exempt secured 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